Guajará-Mirim, city and river port, western Rondôniaestado (state), western Brazil. It lies along the Mamoré River. Primarily a transportation centre of regional importance, Guajará-Mirim has handled traffic in such products as rubber, lumber, and babassu palm oil. The city has a small port for shallow-draft vessels, has one airport, and once served as the southern terminus of the now-defunct Estrada de Ferro Madeira-Mamoré, a railroad completed in 1912 to carry products out of Bolivia and Mato Grosso state. The area’s economy improved in 1993 with the establishment of the Guajará-Mirim free trade zone, which increased trade with Bolivia. Pop. (2010) 41,646.

Learn More in these related articles:

estado (state), west-central Brazil, bordering Bolivia to the south and west, Amazonas state to the north, and Mato Grosso state on the east. Formerly a part of Amazonas, it was established in 1943 as Guaporé territory, which was renamed in 1956 after Marshal Cândido Mariano da Silva...

country of South America that occupies half the continent’s landmass. It is the fifth largest country in the world, exceeded in size only by Russia, Canada, China, and the United States, though its area is greater than that of the 48 conterminous U.S. states. Brazil faces the Atlantic Ocean...

river in north-central Bolivia. It is formed by headwaters, chiefly the Grande River, which arise in Andean cordilleras and drain the Moxos (Mojos) plain, an ancient lake bed. The Mamoré meanders generally northward to the Brazilian border, at which point it is joined by the Iténez...